msg.setFrom (new InternetAddress ("[email protected]", "这里是需要的昵称", "UTF-8"));
msg.setSubject (subject);
msg.setText (content);
msg.addRecipient (RecipientType.TO, new InternetAddress (mailTo));
Transport.send (msg);
subject 即发送邮件的主题;
content即发送的内容信息;